Collapsible void former with passive venting capabilities for use under reinforced concrete floor slabs. The product has a number of variables including depth and loading characteristics.
Designed for use beneath reinforced concrete floor slabs to protect against the potential effects of ground heave.
This product combines the benefits of Ventform with the Cellcore HX range. It alleviates the effects of ground heave and provides a gas venting medium. It is designed for use under suitably reinforced ground floor slabs. The depth is dependent upon the amount of ground heave that has been predicted.
Features and benefits:
Expanded polystyrene (EPS).
E20/195 Ventilated substructure formwork
E20/35 Ventilated substructure formwork
See Grade for details.
Installing substructure formwork
Expanded polystyrene (EPS) and heavy-duty polypropylene.
Dependent on the total load that will be exerted onto the panels. Consult manufacturer for further details.
7 / 10.
Safe load/ fail load (kN/m²), 220 mm maximum concrete depth.
9 / 13.
Safe load/ fail load (kN/m²), 300 mm maximum concrete depth.
13 / 18.
Safe load/ fail load (kN/m²), 460 mm maximum concrete depth.
18 / 24.
Safe load/ fail load (kN/m²), 660 mm maximum concrete depth.
White and green.
2400 x 1200 mm.
Country of material origin
Country of product manufacture
Both expanded polystyrene (EPS) and polypropylene can be recycled.